Molded-composite straight back upright features incorporated 1° of outboard toe-in to improve the rotation connected with automobile in corners preventing suspension system system system geometry alterations in severe crashes. Features two roll center jobs towards the most truly effective associated with back upright. Accommodates tiny but robust 5x10 ball-bearings for minimized unsprung fat.
tough rigidity (labeled H) specially optimized for foam-tire battle.
use with matching left-side back upright 303363. Are also used by synthetic tires.